Why Hydrofluorosilicic Acid 23% ACS
Hydrofluorosilicic Acid 23% ACS is specifically manufactured to meet the rigorous purity standards established by the American Chemical Society, making it the required choice for highly sensitive analytical methods and precise laboratory research. At a stable 23% concentration, this clear, colorless liquid provides a consistent, water-miscible H2SiF6 solution necessary for exact volumetric dosing in critical environmental testing and advanced industrial chemical processes. Buyers specify this strict ACS grade rather than standard technical alternatives when measuring trace impurities is mandatory, as unmeasured contaminants could interfere with quantitative analysis, skew titration results, or compromise specialized surface finishing procedures.
Best Applications for This Grade
- As a verified analytical reagent, this acid is commonly applied in laboratory titration and quantitative testing environments where known, ultra-low impurity limits are strictly required to establish reliable baseline data without interference.
- Commonly applied in advanced wastewater evaluation and environmental treatment pilot studies, allowing researchers to map precise chemical reactions and pH adjustments using pure H2SiF6 before transitioning to industrial-scale dosing parameters.
- Commonly applied in specialized metal finishing and electronics manufacturing processes, including precision glass etching and delicate surface preparation, where microscopic trace contaminants found in technical-grade acids would cause irreversible surface defects.
- Commonly applied in the exacting synthesis of analytical-grade fluorosilicate compounds and specialty chemical intermediates, where the strict purity of the starting acid directly dictates the chemical stability of the final formulated product.
- Commonly applied in academic and commercial research laboratories developing new analytical methods for heavy metal precipitation or complex water treatment mechanisms, requiring predictable, contaminant-free acid behavior.
When to Choose a Different Grade
- If your operation involves bulk municipal wastewater treatment, standard industrial metal pickling, or routine environmental pH adjustment where strict American Chemical Society impurity thresholds are unnecessary, choose Hydrofluorosilicic Acid 23% (HFS) to meet operational requirements without incurring reagent-grade costs.
- If your facility focuses on large-scale industrial surface preparation, heavy-duty concrete cleaning formulations, or high-volume commercial chemical blending rather than precise analytical laboratory methodology, select the standard industrial Hydrofluorosilicic Acid 23% (HFS).
- If you are formulating standard industrial etching solutions where the primary functional driver is the active 23% H2SiF6 concentration rather than a certified low-impurity analytical profile, select Hydrofluorosilicic Acid 23% (HFS).
| Molecular Weight |
144.08 |
| Formula |
H2SiF6 |
| Assay |
22.5-23.5% |
| Grade |
ACS Grade |
| Form |
Liquid |
| Solubility |
Soluble in water |
| Appearance |
Colorless liquid |
| Melting Point |
-37°C (-34.6°F) |
| Boiling Point |
108 |
| Specific Gravity |
1.200 |
| Industry |
Water Treatment, Industrial Chemistry, Environmental Management, Manufacturing, Analytical Chemistry |